Frequencies for first 10,000 rows of whlbs_lg variable in person dataset : Wheelbase | Long-Auto | Freq. Percent Cum. ------------+----------------------------------- 0 | 5,104 51.04 51.04 898 | 11 0.11 51.15 923 | 3 0.03 51.18 937 | 2 0.02 51.20 948 | 17 0.17 51.37 953 | 11 0.11 51.48 957 | 4 0.04 51.52 969 | 7 0.07 51.59 970 | 14 0.14 51.73 973 | 58 0.58 52.31 984 | 12 0.12 52.43 990 | 2 0.02 52.45 996 | 3 0.03 52.48 1099 | 32 0.32 52.80 1110 | 7 0.07 52.87 1125 | 5 0.05 52.92 1127 | 39 0.39 53.31 1130 | 4 0.04 53.35 1138 | 5 0.05 53.40 1160 | 94 0.94 54.34 1170 | 6 0.06 54.40 1171 | 6 0.06 54.46 1173 | 2 0.02 54.48 1174 | 5 0.05 54.53 1175 | 2 0.02 54.55 1179 | 6 0.06 54.61 1180 | 21 0.21 54.82 1190 | 6 0.06 54.88 1220 | 3 0.03 54.91 1229 | 3 0.03 54.94 1235 | 14 0.14 55.08 1240 | 3 0.03 55.11 1250 | 50 0.50 55.61 1270 | 8 0.08 55.69 1276 | 2 0.02 55.71 1315 | 1 0.01 55.72 1380 | 6 0.06 55.78 1580 | 5 0.05 55.83 9999 | 636 6.36 62.19 . | 3,781 37.81 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016